Fast Food Bells for Drive-Thru Customers A random sample of 49 cars in the drive-thru of a popular fast food restaurant
Posted: Tue Nov 23, 2021 9:37 am
Fast Food Bells for Drive-Thru Customers A random sample of 49 cars in the drive-thru of a popular fast food restaurant revealed an average bill of $18,03 per car. The population standard deviation is $6.17. Estimate the mean bill for all cars from the drive thru with 91% confidence. Round intermediate and final answers to two decimal places, $<<